September 2002
Intermediate to advanced
896 pages
21h 3m
English
Content preview from Unicode DemystifiedBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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UTF-32
The simplest (and newest) of the Unicode encoding forms is UTF-32, which was first defined in Unicode Standard Annex #19 (now officially part of Unicode 3.1). To go from the 21-bit abstract code point value to UTF-32, you simply zero-pad the value out to 32 bits.
UTF-32 exists for three basic reasons:
It's the Unicode standard's counterpart to UCS-4, the four-byte format from ISO 10646.
It provides a way to represent every Unicode code point value with a single code unit, which can make for simpler implementations.
It can be useful as an in-memory format on systems with a 32-bit word length. Some systems either don't give you a way to access individual bytes of a 32-bit word or impose a performance penalty for doing so. If memory is cheap, ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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